Added game seed saving

game/game.gd

@@ -24,7 +24,7 @@ func _ready() -> void:
 	pause_screen.hide()
 	game_over_screen.hide()
 	
-	start_game(SaveManager.game_data)
+	start_game(SaveManager.get_game_data())
 
 
 func _input(event: InputEvent) -> void:
@@ -93,6 +93,8 @@ func _show_main_menu() -> void:
 	if _current_passage_scene: _current_passage_scene.queue_free()
 	if _current_area_map_scene: _current_area_map_scene.queue_free()
 	
+	SaveManager.save()
+	
 	get_tree().paused = false
 	get_tree().change_scene_to_file("res://menu/title_screen.tscn")
 

managers/save_manager.gd

@@ -1,4 +1,62 @@
 extends Node
 
 
-var game_data : GameData
+const SAVE_FILE = "user://save.bin"
+const SAVE_FILE_PASS = "save_file_data"
+
+const CATEGORY_GAME = "game"
+const PARAMETER_GAME_SEED = "seed"
+const PARAMETER_GAME_AREA_INDEX = "current_area_index"
+const PARAMETER_GAME_STAGE_INDEX = "current_stage_index"
+const PARAMETER_GAME_SECTOR_INDEX = "current_sector_index"
+
+
+var _save_file: ConfigFile
+
+var _game_data : GameData
+
+
+func _ready() -> void:
+	_load()
+
+
+func save() -> void:
+	_save_file.set_value(CATEGORY_GAME, PARAMETER_GAME_SEED, _game_data.game_seed)
+	_save_file.set_value(CATEGORY_GAME, PARAMETER_GAME_AREA_INDEX, _game_data.current_area_index)
+	_save_file.set_value(CATEGORY_GAME, PARAMETER_GAME_AREA_INDEX, _game_data.current_stage_index)
+	_save_file.set_value(CATEGORY_GAME, PARAMETER_GAME_AREA_INDEX, _game_data.current_sector_index)
+	
+	_save_file.save_encrypted_pass(SAVE_FILE, SAVE_FILE_PASS)
+
+
+func new_game() -> void:
+	_game_data.randomize()
+
+
+func get_game_data() -> GameData:
+	return _game_data
+
+
+func _load() -> void:
+	_save_file = ConfigFile.new()
+	_game_data = GameData.new()
+	
+	if _save_file.load_encrypted_pass(SAVE_FILE, SAVE_FILE_PASS) == OK:
+		_process_save_file()
+
+	save()
+
+
+func _process_save_file() -> void:
+	_game_data.game_seed  = _save_file.get_value(
+		CATEGORY_GAME, PARAMETER_GAME_SEED, _game_data.game_seed
+	)
+	_game_data.current_area_index  = _save_file.get_value(
+		CATEGORY_GAME, PARAMETER_GAME_AREA_INDEX, _game_data.current_area_index
+	)
+	_game_data.current_stage_index  = _save_file.get_value(
+		CATEGORY_GAME, PARAMETER_GAME_AREA_INDEX, _game_data.current_stage_index
+	)
+	_game_data.current_sector_index  = _save_file.get_value(
+		CATEGORY_GAME, PARAMETER_GAME_AREA_INDEX, _game_data.current_sector_index
+	)

menu/main_menu.gd

@@ -15,12 +15,15 @@ signal show_options
 func _ready() -> void:
 	_init_focus()
 	_setup_neighbors()
+	continue_button.disabled = SaveManager.get_game_data().game_seed == ""
 
 
 func _on_visibility_changed() -> void:
 	if not is_node_ready(): return
 	if not visible: return
 	
+	continue_button.disabled = SaveManager.get_game_data().game_seed == ""
+	
 	_init_focus()
 	_setup_neighbors()
 

menu/title_screen.gd

@@ -21,14 +21,11 @@ func _show_menu(menu: Control) -> void:
 
 
 func _on_main_menu_continue_game() -> void:
-	print("continue")
+	get_tree().change_scene_to_file("res://game/game.tscn")
 
 
 func _on_main_menu_new_game() -> void:
-	var game_data := GameData.new()
-	game_data.randomize()
-	SaveManager.game_data = game_data
-	
+	SaveManager.new_game()
 	get_tree().change_scene_to_file("res://game/game.tscn")